-er a-a a-c a-t aaa aac aae aak aao aar aat aav ac- aca acc ace ack aco acr act acv aea aec aee aek aeo aer aet aev aka akc ake akk ako akr akv aoa aoc aoe aok aoo aor aot aov ar- ara arc are ark aro arr art arv at- ata atc ate ato atr att atv av- ava avc ave avk avo avr avt c-- caa cac cae cak cao car cat cav cca ccc cce cck cco ccr cct ccv ce- cea cec cee cek ceo cer cet cev cka ckc cko ckt co- coa coc coe cok coo cor cot cov cra crc cre crk cro crr crt crv cta ctc cte ctk cto ctr ctt ctv cva cvc cve cvk cvo cvr cvt cvv eaa eac eae eak eao ear eat eav ec- eca ecc ece eck eco ecr ect ecv eea eec eee eek eeo eer eet eev eka ekc eke eko ekr ekt ekv eo- eoa eoc eoe eok eoo eor eot era erc ere erk ero err ert erv eta etc ete etk eto etr ett etv eva evc eve evo evr evt evv k-t ka- kaa kac kae kak kao kar kat kav kca kcc kce kck kcr kct ke- kea kec kee kek keo ker ket kev kkc kke kkk kkr kkt kkv koa koc koe kok koo kor kot kra krc krk kro krr krt krv kta ktc kte ktk kto ktr ktt ktv kva kvk kvo kvr kvv oaa oac oae oak oao oar oat oav oc- oca occ ock oco ocr oct ocv oea oec oee oeo oer oet oka okc oke okk oko okr oo- ooa ooc ook ooo oor oot oov or- ora orc ore ork oro orr ort orv ot- ota otc ote otk oto otr ott otv ov- ova ovc ove ovo ovv ra- raa rac rae rak rao rar rat rav rca rcc rce rco rcr rct rcv re- rea rec ree rek reo rer ret rev rkc rke rkk rko rkt rkv roa roc roe rok roo ror rot rov rra rrc rrk rrr rrt rta rtc rte rtk rto rtr rtt rtv rva rvc rve rvo rvr rvt rvv taa tac tae tak tao tar tat tav tca tcc tce tck tco tcr tct tcv te- tea tec tee tek teo ter tet tev tka tkc tke tkk tko tkr tkt to- toa toc toe tok too tor tot tov tra trc tre trk tro trr trt trv tta ttc tte ttk tto ttr ttt ttv tva tvc tve tvk tvo tvr tvt v-a v-e vaa vac vae vak vao var vat vav vca vcc vce vco vcr vct vea vec vee vek veo ver vet vka vkt voa voc voe vok voo vor vot vov vra vrc vre vrk vrr vrt vta vtc vte vtk vto vtr vtt vtv vva vvc vvo vvr vvt vvv

-vac a-ak a-ok aaaa aaac aaae aaar aaav aaca aacc aace aack aaco aacr aact aacv aaea aaec aaev aaka aake aaoe aaoo aara aarc aare aaro aart aata aatc aatk aatt aava ac-t acaa acac acae acar acat acca accc acce acco acct ace- acea acec acek acer acet acev acke acoa acoe acor acot acr- acra acrc acre acro acrr acrv acta actc acte acto actt actv acvv aeac aect aeer aeka aer- aera aerc aero aeta aetc aeto aetr aett aeva akaa akae akao akar akca akee aker akka akko akok akot akr- akra akre akte aktv aoca aoce aora aort aotc arac arae arak arar arat arc- arca arce arco arct area arec aree arek areo aret arev arka arke arko aroa aroe aroo aror arr- arra arrc arre arrk arro arrr arrt arta artc arte arto artr artv arva arve arvo at-t ataa atac atae atak atar atat atca atcc atck atco atcr atea atec atee ateo ater atka atkt atkv atoc atoe atok ator atot atra atrc atre atrk atro atta atte atto attr avao avar avat avcc avce avco avea avec aveo aver avkt avor avot avra avre avro avva avvo caaa caac caat cac- caca cacc cace cack caco cacr caec caer caka cake caor cara carc care cark caro carr cart cat- cata catc cate cato catt catv cava cave cavo ccaa ccac ccar ccat ccca cccc cccv ccee ccoc ccra ccrc ccre ccrt cctc cctt cctv ccvo ceac cear ceat cec- ceca cece ceco cect ceec ceke ceor cer- cera cerc cere cero cert cet- ceta cete ceto cetv ceva cevo ckac ckat ckck ckco ckcv cker ckoa ckoc ckoo ckor ckot ckrc ckvo coak coat coca coce cock coco coct cok- coka coke coko cook coot cor- cora corc core cork coro corr cort cota cotc cote coto cott cova cove covo crac crar crat crca crcc crce crcr cre- crea crec cree creo cret crkc croc croe crok croo cror crot crrt crtc crtv ctae ctca ctec ctor ctot ctrc ctta ctvo ctvt cvac cvar cvca cvcc cver cvet cvra cvrr cvte eaca eacc eaec eara eare earo eart eata eate eave ecaa ecac ecao ecar ecat ecca eccc ecce ecco ecct ecka ecko eco- ecot ecra ecrc ecrr ecrv ect- ecta ectc ecto ectv eeca eeea eeee eeka eeke eeoc eera eerc eero eeta eetc eete eeva eka- ekco ekek eker eket ekka ekoa ekta eoka eora eore eota eotc eoto erat erca ercc erce erec erer eret erev erke eroc eroe eroo erra errc erre erro erta erve etak etat etcc etco etec etee eter etka etoe etok etra etre etro etta ette etto etvo evac evae evar evat evea ever evet evoe evoo evra evre evvk kaaa kaak kaar kaat kacc kace kaco kact kacv kaeo kaer kaet kaka kakc kake kakk kako kakt kaoa kaoc kaok kaor kara kare kark karo karr kart karv kat- kata katc kate katk kato katr katt katv kava kave kavo kavv kcaa kcac kcar kcat kcav kcca kccc kcck